Engine casing



FIG. 1 is a perspective view from the top, left and front of an engine casing of the present invention showing my new design;

FIG. 2 is a perspective view from the top, left and rear of the engine casing of FIG. 1;

FIG. 3 is a perspective view from the top, right and rear of the engine casing of FIG. 1;

FIG. 4 is a perspective view from the top, right and front of the engine casing of FIG. 1;

FIG. 5 is a front elevational view of the engine casing of FIG. 1;

FIG. 6 is a rear elevational view of the engine casing of FIG. 1;

FIG. 7 is a left side elevational view of the engine casing of FIG. 1;

FIG. 8 is a right side elevational view of the engine casing of FIG. 1;

FIG. 9 is a top plan view of the engine casing of FIG. 1; and,

FIG. 10 is a bottom plan view of the engine casing of FIG. 1. 

The ornamental design for an engine casing, as shown and described. 